package uebung9.pme;

public class NullValue extends Value{

//	double n=0.0; // removed because unnecessary space usage
	
//	removed because not needed --> less JavaDoc
//	public NullValue() {
//		
//	}
	
	/**
	 * returns 0 in double
	 * 
	 * @return double always evaluates to 0.0
	 */
    public double evaluate(){
    	return 0.0;
    }
}
